---
type: "Bill"
title: "Natural gas piping systems; require testing in school facilities."
description: "Natural gas piping systems; require testing in school facilities."
jurisdiction: "us/states/ms"
legislature: "Mississippi Legislature"
session: "2025"
identifier: "HB 1186"
citation: "Mississippi HB 1186 (2025)"
classification: ["bill"]
subjects: ["Energy", "Public Utilities"]
status: "enacted"
primary_sponsors: ["Powell"]
version_count: 4
action_count: 13
vote_count: 2
first_action: "2025-01-20T06:00:00+00:00"
last_action: "2025-03-12T05:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/b6ef237a-f424-4019-9046-94dfc3e131c2"
source_url: "http://billstatus.ls.state.ms.us/2025/pdf/House_authors/Powell.xml"
source_hash: "d90634af8d4deea9111ebef1cad91b9fc1eef4bf0db5b315dee7627b2dc07e2a"
vintage: "2026-07-01"
source_snapshot: "https://data.openstates.org/daily/2026-07-01/public.pgdump"
retrieved_at: "2026-07-06"
confidence: "reported"
tags: ["legislation", "bill", "us-ms"]
---

# Mississippi HB 1186 (2025) — Natural gas piping systems; require testing in school facilities.

## Version chain

The bill's text revisions, in order — the diff chain from filing to enrollment.

1. **As Introduced** (filed) — [source](http://billstatus.ls.state.ms.us/documents/2025/html/HB/1100-1199/HB1186IN.htm)
2. **As Passed the lower** (committee substitute) — [source](http://billstatus.ls.state.ms.us/documents/2025/html/HB/1100-1199/HB1186PS.htm)
3. **Committee Substitute** (committee substitute) — [source](http://billstatus.ls.state.ms.us/documents/2025/html/HB/1100-1199/HB1186CS.htm)
4. **Current version** (committee substitute) — [source](http://billstatus.ls.state.ms.us/documents/2025/html/HB/1100-1199/HB1186SG.htm)

## Votes

- Passage — **50–0** (pass) · upper
- Passage — **114–0** (pass) · lower

## Sponsors

- Powell — primary (person)

## Timeline

The legislative action history — every referral, reading, and vote.

- **2025-01-20T06:00:00+00:00** Referred To Public Utilities `referral-committee`
- **2025-01-30T06:00:00+00:00** Title Suff Do Pass Comm Sub `committee-passage`
- **2025-02-12T06:00:00+00:00** Read the Third Time `reading-3`
- **2025-02-13T06:00:00+00:00** Committee Substitute Adopted `substitution`
- **2025-02-13T06:00:00+00:00** Passed `passage`
- **2025-02-14T06:00:00+00:00** Transmitted To Senate `introduction`
- **2025-02-14T06:00:00+00:00** Referred To Energy `referral-committee`
- **2025-03-03T06:00:00+00:00** Title Suff Do Pass `committee-passage`
- **2025-03-06T06:00:00+00:00** Passed `passage`
- **2025-03-07T06:00:00+00:00** Returned For Enrolling
- **2025-03-07T06:00:00+00:00** Enrolled Bill Signed
- **2025-03-10T05:00:00+00:00** Enrolled Bill Signed
- **2025-03-12T05:00:00+00:00** Approved by Governor `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/b6ef237a-f424-4019-9046-94dfc3e131c2`. Confidence: reported (aggregated from official Mississippi legislature records).